op 	 {
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  input_arg {
    name: "shape"
    type: DT_INT32
  }
  output_arg {
    name: "output"
    type_attr: "dtype"
  }
  attr {
    name: "dtype"
    type: "type"
  }
  attr {
    name: "init"
    type: "bool"
    default_value {
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  is_stateful: true
}
